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Discover the toolingbehind modern intelligence

The operating system for AI infrastructure discovery. Search a live map of MCP servers, AI agents, LLM tools, automation systems, and developer infrastructure.

 
 
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theskillcity

Discover the toolingbehind modern intelligence

A live, classified map of MCP servers, AI agents, LLM tooling, automation systems, and developer infrastructure — searchable in one place.

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A live, classified index of the open-source tooling behind modern AI — MCP servers, AI agents, LLM tooling, automation systems, skills and developer infrastructure — all searchable and mapped in one place. The homepage cityscape lets you explore by category; everything else is a click away.

0skills
0MCP servers
0agents

Browse by domain — interactive skyline. Each building links to a domain.

DEVTOOLSLLMAGENTSAUTOMATIONWORKCLOUDWRITINGSECURITYWEB/APPMEDIADATA/ML
68All domains

Data & ML Engineering

68

Databases, SQL, ETL, analytics, ML training, model frameworks, data pipelines.

Specializations

AllML Training88 reposAnalytics & BI68 reposGeneral49 reposDatabases & SQL33 reposETL & Pipelines19 reposStreaming13 repos
0specializations
0repos
0skills
0MCP servers
0agents
googleanalytics

google-analytics-mcp

googleanalytics
MCP

No description provided.

Data & ML Engineering
2.1k478Python
ClickHouse

mcp-clickhouse

ClickHouse
MCP

Connect ClickHouse to your AI assistants.

Data & ML Engineering
780180Python
motherduckdb

mcp-server-motherduck

motherduckdb
MCP

Local MCP server for DuckDB and MotherDuck

Data & ML Engineering#ai#duckdb
48884Python
ClickHouse

agent-skills

ClickHouse
SKILL

The official Agent Skills for ClickHouse and ClickHouse Cloud

Data & ML Engineering#agents#clickhouse
44728JavaScript
molly554

replycueai_public

molly554
SKILL

AI-powered Claude Skills for YouTube comment analysis — brand relevance scoring, smart replies, KOL ROI reports, threat detection, and keyword extraction. Built by ReplyCue AI.

Data & ML Engineering#ai-comment-moderation-for-brands#automate-youtube-comment-replies-for-brands
2263
surendranb

google-analytics-mcp

surendranb
MCP

Google Analytics 4 data to AI agents, agentic workflows, and MCP clients. Give agents analysis-ready access to website traffic, user behavior, and performance data with schema discovery, server-side aggregation, and safe defaults that reduce data wrangling.

Data & ML Engineering
21145Python
jtrackingai

analytics-tracking-automation

jtrackingai
SKILL

AI-powered GA4 + GTM event tracking — automates site analysis, event schema, GTM sync, preview verification, and publishing. Works with Cursor, Codex, and any AI agent.

Data & ML Engineering#agent-skill#ai-agent
12637TypeScript
nimrodfisher

data-analytics-skills

nimrodfisher
SKILL

A comprehensive list of Claude skills for a wide range of data analytics tasks

Data & ML Engineering
12225Python
sidequery

sidemantic

sidequery
MCP + SKILL

The universal metrics layer. Compatible with 15+ formats: Cube, MetricFlow, LookML, Omni, BSL, LDM, Cortex, Malloy, OSI, SML, TML, Hex, Rill, Superset

Data & ML Engineering#ai#analytics
9512Python
PascaleBeier

hitkeep

PascaleBeier
MCP

HitKeep is privacy-first analytics for humans and AI agents, self-hosted or in managed EU/US cloud regions.

Data & ML Engineering#ai#analytics
574Go
kenny589

gtm-flywheel

kenny589
SKILL

15 AI-powered GTM skills for Claude Code. Campaign tested frameworks for cold email, ICP research, signal scoring, campaign analytics, and sales intelligence.

Data & ML Engineering
5124
ralfbecher

orionbelt-semantic-layer

ralfbecher
MCP

Open-source Semantic Sidecar for AI, analytics, and governed data systems. Compiles declarative YAML models into optimized SQL, semantic context, KPIs, and DQ rules.

Data & ML Engineering#agentic-ai#analytics-as-code
505Python
pymc-labs

python-analytics-skills

pymc-labs
SKILL

About AI agent tooling for Python data science workflows

Data & ML Engineering
459Python
kukapay

dune-analytics-mcp

kukapay
MCP

A mcp server that bridges Dune Analytics data to AI agents.

Data & ML Engineering
4011Python
Accoil

product-tracking-skills

Accoil
SKILL

AI skills that scan your codebase, design a tracking plan, and generate instrumentation code for product analytics. Supports Segment, Amplitude, Mixpanel, PostHog, Accoil, and 20 other destinations.

Data & ML Engineering#accoil#ai-plugins
333
bonnard-data

bonnard

bonnard-data
MCP

Open-source agentic schema for reliable data outputs. Query data through MCP and via our SDK. Create apps, embed data or just simply explore through your preferred agent.

Data & ML Engineering#agentic#agentic-analytics
272TypeScript
devonmojito

ton-blockchain-mcp

devonmojito
MCP

A Model Context Protocol (MCP) server written in Python for natural language interaction with the TON blockchain 💎

Data & ML Engineering#ai#analytics
2611Python
publora

skills

publora
SKILL

AI agent skills for social media automation — post to 10 platforms, LinkedIn analytics, content calendar. Install: npx skills add publora/skills

Data & ML Engineering
263
withqwerty

nutmeg

withqwerty
MCP + SKILL

Football data analytics toolkit for Claude Code. Covers Opta, StatsBomb, Wyscout, SportMonks, and free sources.

Data & ML Engineering#agent-skills#claude-code
232
boettiger-lab

mcp-data-server

boettiger-lab
MCP

Duckdb-based MCP server for datasets

Data & ML Engineering
223Python
ondata

istat_mcp_server

ondata
SKILL

MCP server to query Italian statistics (ISTAT) via SDMX API — compatible with any MCP client

Developer Tooling#ai#claude
214Python
eduardocornelsen

full-funnel-ai-analytics

eduardocornelsen
MCP + SKILL

Full-Funnel AI Marketing Analytics. A modern data stack powered by dbt MetricFlow and MCP. Natural language insights across Google/Meta Ads, CRM, and 5 data warehouses. Includes XGBoost lead scoring and a $0/mo architecture.

Data & ML Engineering#agents#ai-analytics
132Python
crimeacs

chappe

crimeacs
SKILL

CLI tool surface for Telegram channel agents

Data & ML Engineering#agent-tools#agents
102Python
belos-street

stock-analytics-skill

belos-street
SKILL

Stock Analytics Skill is an LLM-based stock market analysis skill set built for individual investors. With a modular skill framework, it supports users in market analysis, asset allocation and investment decisions.

Data & ML Engineering
91TypeScript